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国家(或地区) 1985 1990 1995 1997 1998 19992 0 0 0 2 0 0 1日本2 63 .83 13 3 92 .5 3 94.2 3 44.7 3 3 7.93 78.13 62 .8美国15 2 .7 185 .12 0 5 .5 2 16.12 0 0 .92 2 0 2 3 0 2 40德国80 .8114 .614 914 8.114 7.915 0 15 8160韩国2 3 670 .4111.3 12 3 13 5 14 814 8中
Country 1985 1990 1995 1997 1998 19992 0 0 0 2 0 0 1 Japan 2 63 .83 13 3 92 .5 3 94.2 3 44.7 3 3 7.93 78.13 62 .8 United States 15 2 .7 185 .12 0 5. 5 2 16.12 0 0 .92 2 0 2 3 0 2 40 Germany 80 .8114 .614 914 8.114 7.915 0 15 8160 Korea 2 3 670 .4111.3 12 3 13 5 14 814 8 Medium